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psychometrics > correlation coefficient and validity > Flashcards

correlation coefficient and validity Flashcards

1
Q

Pearson R

A

interval or ratio

interval or ratio

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2
Q

Spearman rho

A

ordinal

ordinal

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3
Q

Phi

A

true dichotomy (nominal)

true dichotomy (nominal)

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4
Q

tetrachoric

A

artificial dichotomy

artificial dichotomy

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5
Q

contingency coefficient

A

nominal (2 or more categories)

nominal (2 or more categories)

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6
Q

point biserial

A

true dichotomy

interval or ratio

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7
Q

biserial

A

artificial dichotomy

interval or ratio

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8
Q

eta

A

curvilinear, interval or ratio

interval or ratio

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psychometrics (12 decks)

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